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West Nile Virus
Mosquito
2012
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West Nile Virus:  USA - Mosquito
Washington Washington Washington Montana Maine Maine North Dakota South Dakota Wyoming Wisconsin Wisconsin Idaho Vermont Minnesota Oregon New Hampshire Iowa Massachusetts Massachusetts Massachusetts Nebraska New York New York New York New York Pennsylvania Connecticut Rhode Island Rhode Island Rhode Island New Jersey Indiana Nevada Utah California California California California California Ohio Illinois District of Columbia Delaware West Virginia Maryland Maryland Maryland Maryland Colorado Kentucky Kentucky Kansas Virginia Virginia Virginia Missouri Arizona Oklahoma North Carolina North Carolina North Carolina North Carolina North Carolina North Carolina Tennessee Texas Texas Texas Texas Texas Texas New Mexico Alabama Mississippi Georgia Georgia South Carolina South Carolina Arkansas Louisiana Louisiana Louisiana Louisiana Florida Florida Florida Florida Florida Florida Florida Michigan Michigan Michigan Michigan Michigan
Map Scalebar 1000000 m
Cumulative 2012 Data as of 3 am, May 14, 2013*
These data are provisional and may be revised or adjusted in the future.
Arizona189
California2849
Colorado209
Connecticut235
District of Columbia62
Florida4
Georgia125
Idaho36
Illinois3948
Indiana737
Iowa14
Kansas2
Kentucky2
Louisiana2503
Maine7
Maryland11
Massachusetts307
Michigan24
Minnesota105
Mississippi57
Missouri170
Montana11
Nebraska252
Nevada10
New Hampshire41
New Jersey1027
New Mexico38
New York1005
North Carolina1
Ohio1218
Oklahoma30
Oregon70
Pennsylvania4302
Rhode Island5
South Carolina49
South Dakota84
Tennessee916
Texas1403
Utah21
Vermont1
Virginia400
Washington5
West Virginia280
Wyoming13
Cumulative Total Entire Country: 22,778
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Map Legend
* States and counties in yellow either did not perform surveillance or did not report any positive test results from their surveillance.